diff --git a/src/libratbag-private.h b/src/libratbag-private.h
index 2e2b5e31..46ef7d4c 100644
--- a/src/libratbag-private.h
+++ b/src/libratbag-private.h
@@ -25,6 +25,7 @@
 #define LIBRATBAG_PRIVATE_H
 
 #include <linux/input.h>
+#include <stdint.h>
 
 #include "libratbag.h"
 #include "libratbag-util.h"
@@ -244,6 +245,11 @@ log_msg_va(struct ratbag *ratbag,
 void log_msg(struct ratbag *ratbag,
 	enum ratbag_log_priority priority,
 	const char *format, ...);
+void
+log_buffer(struct ratbag *ratbag,
+	enum ratbag_log_priority priority,
+	const char *header,
+	uint8_t *buf, size_t len);
 
 #define log_debug(li_, ...) log_msg((li_), RATBAG_LOG_PRIORITY_DEBUG, __VA_ARGS__)
 #define log_info(li_, ...) log_msg((li_), RATBAG_LOG_PRIORITY_INFO, __VA_ARGS__)
@@ -251,6 +257,9 @@ void log_msg(struct ratbag *ratbag,
 #define log_bug_kernel(li_, ...) log_msg((li_), RATBAG_LOG_PRIORITY_ERROR, "kernel bug: " __VA_ARGS__)
 #define log_bug_libratbag(li_, ...) log_msg((li_), RATBAG_LOG_PRIORITY_ERROR, "libratbag bug: " __VA_ARGS__)
 #define log_bug_client(li_, ...) log_msg((li_), LIBRATBAG_LOG_PRIORITY_ERROR, "client bug: " __VA_ARGS__)
+#define log_buf_debug(li_, h_, buf_, len_) log_buffer(li_, RATBAG_LOG_PRIORITY_DEBUG, h_, buf_, len_)
+#define log_buf_info(li_, h_, buf_, len_) log_buffer(li_, RATBAG_LOG_PRIORITY_INFO, h_, buf_, len_)
+#define log_buf_error(li_, h_, buf_, len_) log_buffer(li_, RATBAG_LOG_PRIORITY_ERROR, h_, buf_, len_)
 
 /* list of all supported drivers */
 struct ratbag_driver etekcity_driver;
diff --git a/src/libratbag.c b/src/libratbag.c
index 90397cba..a027a471 100644
--- a/src/libratbag.c
+++ b/src/libratbag.c
@@ -78,6 +78,48 @@ log_msg(struct ratbag *ratbag,
 	va_end(args);
 }
 
+void
+log_buffer(struct ratbag *ratbag,
+	enum ratbag_log_priority priority,
+	const char *header,
+	uint8_t *buf, size_t len)
+{
+	char *output_buf;
+	char *sep = "";
+	unsigned int i, n;
+	unsigned int buf_len;
+
+	if (ratbag->log_handler &&
+	    ratbag->log_priority > priority)
+		return;
+
+	buf_len = header ? strlen(header) : 0;
+	buf_len += len * 3;
+	buf_len += 1; /* terminating '\0' */
+
+	output_buf = zalloc(buf_len);
+	if (!output_buf) {
+		if (header)
+			log_msg(ratbag, priority, "%s ......", header);
+		else
+			log_msg(ratbag, priority, " ......");
+		return;
+	}
+
+	n = 0;
+	if (header)
+		n += sprintf(output_buf, "%s", header);
+
+	for (i = 0; i < len; ++i) {
+		n += sprintf(&output_buf[n], "%s%02x", sep, buf[i] & 0xFF);
+		sep = " ";
+	}
+
+	log_msg(ratbag, priority, "%s\n", output_buf);
+
+	free(output_buf);
+}
+
 LIBRATBAG_EXPORT void
 ratbag_log_set_priority(struct ratbag *ratbag,
 			enum ratbag_log_priority priority)